技能碰撞改回物理碰撞

assets/resources/game/skills/arrow.prefab

@@ -29,10 +29,16 @@
       },
       {
         "__id__": 10
+      },
+      {
+        "__id__": 12
+      },
+      {
+        "__id__": 14
       }
     ],
     "_prefab": {
-      "__id__": 12
+      "__id__": 16
     },
     "_lpos": {
       "__type__": "cc.Vec3",
@@ -245,6 +251,74 @@
     "__type__": "cc.CompPrefabInfo",
     "fileId": "bcCcCZuuJMgIWRgtrud9x7"
   },
+  {
+    "__type__": "cc.BoxCollider2D",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 1
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 13
+    },
+    "tag": 8,
+    "_group": 4,
+    "_density": 1,
+    "_sensor": true,
+    "_friction": 0.2,
+    "_restitution": 0,
+    "_offset": {
+      "__type__": "cc.Vec2",
+      "x": -0.7,
+      "y": 0.5
+    },
+    "_size": {
+      "__type__": "cc.Size",
+      "width": 29.5,
+      "height": 10.8
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "81sJPuCINN3rZBRiuXBK3i"
+  },
+  {
+    "__type__": "cc.RigidBody2D",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 1
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 15
+    },
+    "enabledContactListener": true,
+    "bullet": false,
+    "awakeOnLoad": true,
+    "_group": 4,
+    "_type": 1,
+    "_allowSleep": false,
+    "_gravityScale": 1,
+    "_linearDamping": 0,
+    "_angularDamping": 0,
+    "_linearVelocity": {
+      "__type__": "cc.Vec2",
+      "x": 0,
+      "y": 0
+    },
+    "_angularVelocity": 0,
+    "_fixedRotation": false,
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "4bT+t24ixB5JXaf1K0opLg"
+  },
   {
     "__type__": "cc.PrefabInfo",
     "root": {